CN214037668U

CN214037668U - Detachable tripod for engineering surveying and mapping

Info

Publication number: CN214037668U
Application number: CN202022970723.8U
Authority: CN
Inventors: 胡智育
Original assignee: Hunan Vocational Institute Of Safety Technology (changsha Coal Mine Safety Technology Training Center)
Current assignee: Hunan Vocational Institute Of Safety Technology (changsha Coal Mine Safety Technology Training Center)
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-24
Anticipated expiration: 2030-12-11

Abstract

The utility model relates to an engineering survey and drawing technical field just discloses a removable tripod is used in engineering survey and drawing, including the diaphragm, the diaphragm rotates and is connected with three telescopic links of group, one side of telescopic link and the one end threaded connection of screw, the other end and the connector fixed connection of screw. This removable tripod is used in engineering survey and drawing, through riser and diaphragm sliding connection, the convenience is adjusted the height of placing the board, through removing the strip, the second right angle board, first straight angle board, the cooperation of connecting rod and riser, the dismantlement and the installation of the riser of being convenient for, can fix the riser simultaneously, through the handle, the dead lever, the cooperation of spacing hole and stopper, be convenient for fix the connecting axle, prevent the random rotation of connecting axle, and then improved the fastness fixed to the riser, through the footboard, the cooperation of inserted bar and first limiting plate, insert ground with the inserted bar, avoided ground unstability and caused the device unstability, influence measuring accuracy.

Description

Detachable tripod for engineering surveying and mapping

Technical Field

The utility model relates to an engineering survey and drawing technical field specifically is a removable tripod is used in engineering survey and drawing.

Background

The optical theodolite is a main measuring instrument in civil engineering survey, generally adopts a tripod as a support, the tripod of the conventional optical theodolite is a conical foot support, the conical foot support can be inserted into soft ground to keep the tripod stable, the survey and drawing refers to the determination and collection of the shape, size, spatial position, attributes and the like of natural geographic elements or surface artificial facilities, and the tripod is used for supporting a surveying and drawing instrument in the surveying and drawing process. The existing tripod is complex in structure, inconvenient to detach and install, and brings inconvenience for workers.

Disclosed a tripod for portable survey and drawing engineering in chinese patent publication No. CN209146671U, this tripod for portable survey and drawing engineering, cassette through setting up, the rotary rod, the cooperation of rubber pad and braces, when the tripod uses and need remove or carry, no longer need with the hand, the mode of shouldering is carried, through carrying on its back on the shoulder, reuse the antiskid and the shock-absorbing function of rubber pad and non slipping spur, make the user experience more comfortablely at the removal process, it is more laborsaving to carry, but this kind of mode has very big defect: the tripod is generally made of metal materials on the whole body, is hard and heavy, and depends on manual back, so that the workload is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a removable tripod is used in engineering survey and drawing has solved current tripod and structurally the face comparatively complicated, and inconvenient dismantlement and installation bring a great deal of inconvenient problem for the staff.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a detachable tripod for engineering surveying and mapping comprises a transverse plate, wherein three groups of telescopic rods are rotatably connected to the transverse plate, one side of each telescopic rod is in threaded connection with one end of a screw, the other end of the screw is fixedly connected with a connector, the bottom of each telescopic rod is fixedly connected with a spring, the bottom end of each spring is fixedly connected with the upper surface of a second limiting plate, the lower surface of each second limiting plate is fixedly connected with a movable wheel, each telescopic rod is fixedly connected with a limiting box, the limiting boxes are slidably connected with inserting rods, the tops of the inserting rods are fixedly connected with pedals, the inserting rods are fixedly connected with a first limiting plate, the front side of the transverse plate is fixedly connected with an installation box, the inner wall of the bottom of the installation box is fixedly connected with the bottom ends of supporting plates, the tops of the supporting plates are rotatably connected with the rear ends of connecting shafts, and the connecting shafts are fixedly connected with the rotary wheels, the front and the hand wheel fixed connection of install bin are passed to the front of connecting axle, rotate the wheel and remove the strip meshing, the bottom inner wall of install bin is provided with the stopper, stopper and dead lever joint, the right-hand member and the second right-angle board fixed connection that remove the strip, the second right-angle board contacts with first right-angle board, the rear side and the connecting rod fixed connection of first right-angle board, the back and the riser joint of install bin are passed to the rear end of connecting rod, the top of riser with place board fixed connection, the top and the handle fixed connection of dead lever.

Preferably, the connecting shaft is provided with four groups of limiting holes, every two groups of limiting holes are symmetrically arranged around the circle center of the connecting shaft, the fixed rod penetrates through the limiting holes to be clamped with the limiting blocks, and the diameters of the limiting blocks are matched with the diameters of the fixed rod.

Preferably, the bottom and the sill bar fixed connection of removal strip, the bottom inner wall of install bin is provided with first groove, the width in first groove and the width looks adaptation of sill bar, sill bar and first groove sliding connection.

Preferably, the front surface of the vertical plate is provided with eight groups of first clamping grooves, and the eight groups of first clamping grooves are uniformly arranged on the front surface of the vertical plate at equal intervals.

Preferably, the length of the first limiting plate is matched with the length of the limiting box, and the left end and the right end of the first limiting plate are respectively in sliding connection with the inner walls of the left side and the right side of the limiting box.

Preferably, the movable wheel is of a pentagram structure and consists of a pentagram turntable and five groups of pulleys, and the turntable is matched with the pulleys.

(III) advantageous effects

Compared with the prior art, the utility model provides an engineering survey and drawing is with removable tripod possesses following beneficial effect:

1. this removable tripod is used in engineering survey and drawing, through riser and diaphragm sliding connection, the convenience is adjusted the height of placing the board, through removing the strip, the second right angle board, first straight angle board, the cooperation of connecting rod and riser, the dismantlement and the installation of the riser of being convenient for, can fix the riser simultaneously, through the handle, the dead lever, the cooperation of spacing hole and stopper, be convenient for fix the connecting axle, prevent the random rotation of connecting axle, and then improved the fastness fixed to the riser, through the footboard, the cooperation of inserted bar and first limiting plate, insert ground with the inserted bar, avoided ground unstability and caused the device unstability, influence measuring accuracy.

2. This removable tripod is used in engineering survey and drawing is provided with the bar skid resistant course through the upper surface of footboard, has increased the frictional force of surface, and the operating personnel of being convenient for uses, under the cooperation through telescopic link, screw and connector, can highly adjust the device, through being provided with the spring, carries out the shock attenuation to the removal of device, thereby has avoided the great life who influences the device of jolting that receives in the removal process.

3. This removable tripod is used in engineering survey and drawing, it is the pentagram structure to take turns through removing, it comprises pentagram carousel and five groups of pulleys to remove the wheel, carousel and pulley looks adaptation, it rotates and strides across the barrier to remove the wheel, make the device can not block because touch the barrier when removing, it rocks to have reduced, the front of riser is provided with first draw-in groove, the quantity of first draw-in groove is eight groups, the even range of eight groups of first draw-in groove equidistance is in the front of riser, can adjust the height of riser as required, and it is fixed with the riser after adjusting.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the spring of the present invention;

FIG. 3 is a schematic structural view of the position-limiting hole of the present invention;

fig. 4 is a schematic view of a second rectangular plate of the present invention.

In the figure: 1. a transverse plate; 2. a telescopic rod; 3. a screw; 4. a connector; 5. a pedal; 6. inserting a rod; 7. a limiting box; 8. a moving wheel; 9 and a first limit plate; 10. a spring; 11. a second limiting plate; 12. a vertical plate; 13. placing the plate; 14. installing a box; 15. a hand wheel; 16. a connecting shaft; 17. a rotating wheel; 18. a moving bar; 19. a limiting block; 20. a support plate; 21. a limiting hole; 22. fixing the rod; 23. a handle; 24. a connecting rod; 25. a first gusset; 26. a second rectangular plate; 27. a bottom rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a detachable tripod for engineering surveying and mapping comprises a transverse plate 1, wherein the transverse plate 1 is rotatably connected with three groups of telescopic rods 2, one side of each telescopic rod 2 is in threaded connection with one end of a screw 3, one side of each telescopic rod 2 is provided with a threaded hole, the size of the threaded hole is matched with that of the screw 3, the other end of the screw 3 is fixedly connected with a connector 4, the bottom of each telescopic rod 2 is fixedly connected with a spring 10, the bottom end of each spring 10 is fixedly connected with the upper surface of a second limiting plate 11, the lower surface of the second limiting plate 11 is fixedly connected with a moving wheel 8, each telescopic rod 2 is fixedly connected with a limiting box 7, each limiting box 7 is in sliding connection with an inserted link 6, the top of each inserted link 6 penetrates through the upper surface and the lower surface of each limiting box 7 to be fixedly connected with a pedal 5, the upper surface of each pedal 5 is provided with a strip-shaped anti-skid layer, the top of each inserted link 6 is fixedly connected with the pedal 5, and the inserted link 6 is fixedly connected with a first limiting plate 9, the front side of the transverse plate 1 is fixedly connected with an installation box 14, the inner wall of the bottom of the installation box 14 is fixedly connected with the bottom end of a support plate 20, the top of the support plate 20 is rotatably connected with the rear end of a connecting shaft 16, the connecting shaft 16 is fixedly connected with a rotating wheel 17, the front end of the connecting shaft 16 penetrates through the front side of the installation box 14 and is fixedly connected with a hand wheel 15, the outer surface of the hand wheel 15 is provided with an anti-slip layer, the rotating wheel 17 is meshed with a moving strip 18, the inner wall of the bottom of the installation box 14 is provided with a limiting block 19, the limiting block 19 is clamped with a fixing rod 22, the right end of the moving strip 18 is fixedly connected with a second rectangular plate 26, the second rectangular plate 26 is contacted with a first rectangular plate 25, the first rectangular plate 25 is a right triangle, the rear side of the first rectangular plate 25 is fixedly connected with a connecting rod 24, the rear end of the connecting rod 24 penetrates through the back side of the installation box 14 and is clamped with a vertical plate 12, the top of the vertical plate 12 is fixedly connected with a placing plate 13, the bottom end of the vertical plate 12 is slidably connected with the middle part of the horizontal plate 1, and the top end of the fixed rod 22 is fixedly connected with the handle 23.

Specifically, in order to limit the rotation of the connecting shaft 16, limiting holes 21 are formed in the connecting shaft 16, the number of the limiting holes 21 is four, every two groups of limiting holes 21 are symmetrically arranged relative to the circle center of the connecting shaft 16, the fixing rod 22 penetrates through the limiting holes 21 to be connected with the limiting blocks 19 in a clamping mode, the diameters of the limiting blocks 19 are matched with the diameters of the fixing rods 22, the connecting shaft 16 can be fixed, and the connecting shaft 16 is prevented from rotating randomly.

Specifically, in order to carry out spacing to the removal of removing strip 18, set up the bottom and the sill bar 27 fixed connection that remove strip 18, the bottom inner wall of install bin 14 is provided with first groove, the width in first groove and sill bar 27's width looks adaptation, sill bar 27 and first groove sliding connection have avoided the removal of removing strip 18 to take place the skew.

Specifically, in order to fix the vertical plate 12, the front surface provided with the vertical plate 12 is provided with eight sets of first clamping grooves, the eight sets of first clamping grooves are equidistantly and uniformly arranged on the front surface of the vertical plate 12, the height of the vertical plate 12 can be adjusted as required, and the vertical plate 12 is fixed after adjustment.

Specifically, for the removal of inserted bar 6 is spacing, the length that has set up first limiting plate 9 and the length looks adaptation of spacing case 7, both ends respectively with the left and right sides inner wall sliding connection of spacing case 7 about first limiting plate 9, avoided the removal of inserted bar 6 to take place the skew.

Specifically, in order to improve the stability that the device removed, it is the pentagram structure to have set up removal wheel 8, removes wheel 8 and comprises pentagram carousel and five groups of pulleys, carousel and pulley looks adaptation, removes wheel 8 and rotates and stride across the barrier for can not block because touch the barrier when the device removes, reduced and rocked.

When the device is used, the movable wheel 8 is moved, the device is conveniently moved to a required position, the labor intensity of workers is reduced, the telescopic rod 2 is opened, the pedal 5 is stepped downwards, the pedal 5 drives the inserting rod 6 to move downwards, the inserting rod 6 is contacted with the ground under the limit of the first limit plate 9 so as to be inserted into the ground, the transverse plate 1 is fixed, the vertical plate 12 is inserted into the transverse plate 1, the height of the vertical plate 12 is adjusted, the hand wheel 15 is rotated, the hand wheel 15 drives the connecting shaft 16 to rotate, the connecting shaft 16 drives the rotating wheel 17 to rotate under the support of the support plate 20, the rotating wheel 17 is meshed with the movable strip 18 so as to enable the movable strip 18 to move horizontally, the movable strip 18 pushes the second right-angle square plate 26 to move rightwards under the limit of the bottom rod 27, the second right-angle square plate 26 generates an upward driving force on the first right-angle square plate 25, and the first right-angle square plate 25 drives the connecting rod 24 to be butted with the vertical plate 12, the vertical plate 12 is fixed, the handle 23 is held by a hand, the handle 23 drives the fixing rod 22 to move downwards, the fixing rod 22 penetrates through the limiting hole 21 and is fixed with the limiting block 19, therefore, the connecting shaft 16 is clamped, the connecting shaft 16 is prevented from rotating randomly, and after adjustment is completed, an instrument needing to be measured is placed on the upper surface of the placing plate 13 to be measured.

In conclusion, the detachable tripod for engineering surveying and mapping is connected with the transverse plate 1 through the vertical plate 12 in a sliding manner, so that the height of the placing plate 13 can be conveniently adjusted, the vertical plate 12 can be conveniently detached and installed through the matching of the moving strip 18, the second right-angle plate 26, the first right-angle plate 25, the connecting rod 24 and the vertical plate 12, meanwhile, the vertical plate 12 can be fixed, the connecting shaft 16 can be conveniently fixed through the matching of the handle 23, the fixing rod 22, the limiting hole 21 and the limiting block 19, the connecting shaft 16 is prevented from randomly rotating, further, the firmness of fixing the vertical plate 12 is improved, the inserting rod 6 is inserted into the ground through the matching of the pedal 5, the inserting rod 6 and the first limiting plate 9, the instability of the device caused by the unstable ground is avoided, the measuring accuracy is influenced, the strip-shaped anti-slip layer is arranged on the upper surface of the pedal 5, the friction force of the outer surface is increased, and the use of an operator is convenient, through telescopic link 2, under the cooperation of screw 3 and connector 4, can highly adjust the device, through being provided with spring 10, the removal to the device is carried out the shock attenuation, thereby the great life who influences the device of jolting that has avoided removing the in-process to receive, it is the pentagram structure through removing wheel 8, it comprises pentagram carousel and five groups of pulleys to remove wheel 8, carousel and pulley looks adaptation, it crosses the barrier to remove wheel 8 to rotate, can not block because touch the barrier when making the device remove, it rocks to have reduced, the front of riser 12 is provided with first draw-in groove, the quantity of first draw-in groove is eight groups, the even range of eight groups of first draw-in groove equidistance is in the front of riser 12, can adjust the height of riser 12 as required, and it is fixed with riser 12 after adjusting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a removable tripod is used in engineering survey and drawing, includes diaphragm (1), its characterized in that: the utility model discloses a novel building block, including diaphragm (1), connecting rod (2), spring (10), the bottom of spring (10), the top of inserted bar (6) and footboard (5) fixed connection, inserted bar (6) and first limiting plate (9) fixed connection, the positive fixedly connected with install bin (14) of diaphragm (1), the bottom inner wall of install bin (14) and the bottom fixed connection of backup pad (20), the top of the supporting plate (20) is rotatably connected with the rear end of the connecting shaft (16), the connecting shaft (16) is fixedly connected with the rotating wheel (17), the front end of the connecting shaft (16) penetrates through the front face of the installation box (14) and is fixedly connected with the hand wheel (15), the rotating wheel (17) is meshed with the moving strip (18), the inner wall of the bottom of the installation box (14) is provided with a limiting block (19), the limiting block (19) is clamped with the fixing rod (22), the right end of the moving strip (18) is fixedly connected with the second right-angle plate (26), the second right-angle plate (26) is contacted with the first right-angle plate (25), the rear side of the first right-angle plate (25) is fixedly connected with the connecting rod (24), the rear end of the connecting rod (24) penetrates through the back face of the installation box (14) and is clamped with the vertical plate (12), the top of the vertical plate (12) is fixedly connected with the placing plate (13), the top end of the fixed rod (22) is fixedly connected with the handle (23).

2. The detachable tripod for engineering surveying and mapping according to claim 1, wherein: the connecting shaft (16) is provided with limiting holes (21), the number of the limiting holes (21) is four, each two groups of limiting holes (21) are symmetrically arranged relative to the circle center of the connecting shaft (16), the fixing rod (22) penetrates through the limiting holes (21) to be clamped with the limiting blocks (19), and the diameters of the limiting blocks (19) are matched with the diameters of the fixing rods (22).

3. The detachable tripod for engineering surveying and mapping according to claim 1, wherein: the bottom end of the moving strip (18) is fixedly connected with the bottom rod (27), a first groove is formed in the inner wall of the bottom of the installation box (14), the width of the first groove is matched with that of the bottom rod (27), and the bottom rod (27) is connected with the first groove in a sliding mode.

4. The detachable tripod for engineering surveying and mapping according to claim 1, wherein: the front surface of the vertical plate (12) is provided with eight groups of first clamping grooves, and the eight groups of first clamping grooves are uniformly arranged on the front surface of the vertical plate (12) at equal intervals.

5. The detachable tripod for engineering surveying and mapping according to claim 1, wherein: the length of first limiting plate (9) and the length looks adaptation of spacing case (7), both ends about first limiting plate (9) respectively with the left and right sides inner wall sliding connection of spacing case (7).

6. The detachable tripod for engineering surveying and mapping according to claim 1, wherein: the movable wheel (8) is of a five-pointed star structure, the movable wheel (8) is composed of a five-pointed turntable and five groups of pulleys, and the turntable is matched with the pulleys.